543042502431111 has 12 divisors (see below), whose sum is σ = 790571062158592. Its totient is φ = 359177718142656.

The previous prime is 543042502431089. The next prime is 543042502431127. The reversal of 543042502431111 is 111134205240345.

543042502431111 is a `hidden beast` number, since 5 + 4 + 3 + 0 + 4 + 2 + 502 + 4 + 31 + 111 = 666.

It is not a de Polignac number, because 543042502431111 - 2⁹ = 543042502430599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543042502431181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 237551399746 + ... + 237551402031.

Almost surely, 2^{543042502431111} is an apocalyptic number.

543042502431111 is a deficient number, since it is larger than the sum of its proper divisors (247528559727481).

543042502431111 is a wasteful number, since it uses less digits than its factorization.

543042502431111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475102801910 (or 475102801907 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 543042502431111 its reverse (111134205240345), we get a palindrome (654176707671456).

The spelling of 543042502431111 in words is "five hundred forty-three trillion, forty-two billion, five hundred two million, four hundred thirty-one thousand, one hundred eleven".